Earnings Per Share

6 Months Ended

Jun. 30, 2016

Earnings Per Share [Abstract]

Earnings Per Share [Text Block]

(9)  Earnings Per Share

(In thousands, except share and per share amounts)	Three Months Ended June 30,				Six Months Ended June 30,
	2016		2015		2016		2015
Numerator:
Net income attributable to BOK Financial Corp. shareholders	$	65,801	$	79,230	$	108,365	$	154,073
Less: Earnings allocated to participating securities	821		944		1,359		1,758
Numerator for basic earnings per share – income available to common shareholders	64,980		78,286		107,006		152,315
Effect of reallocating undistributed earnings of participating securities	—		1		—		2
Numerator for diluted earnings per share – income available to common shareholders	$	64,980	$	78,287	$	107,006	$	152,317
Denominator:
Weighted average shares outstanding	66,069,392		68,917,977		66,100,279		68,960,043
Less:  Participating securities included in weighted average shares outstanding	823,505		821,636		829,065		784,716
Denominator for basic earnings per common share	65,245,887		68,096,341		65,271,214		68,175,327
Dilutive effect of employee stock compensation plans1	57,039		114,012		45,963		102,059
Denominator for diluted earnings per common share	65,302,926		68,210,353		65,317,177		68,277,386
Basic earnings per share	$	1.00	$	1.15	$	1.64	$	2.23
Diluted earnings per share	$	1.00	$	1.15	$	1.64	$	2.23
1  Excludes employee stock options with exercise prices greater than current market price.	—		—		145,247		—